Home / 545,748,045.30-818,622,067.95-218,061,524.70

Finding the Fourth Proportional to 545,748,045.30, 818,622,067.95 and 218,061,524.70

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Solution

The fourth proportional to 545,748,045.30, 818,622,067.95 and 218,061,524.70 is: 327,092,287.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,748,045.30 : 818,622,067.95 = 218,061,524.70 : x
  2. Step 2: Convert to fraction form
    545,748,045.30/818,622,067.95 = 218,061,524.70/x
  3. Step 3: Cross multiply
    545,748,045.30x = 818,622,067.95 × 218,061,524.70
  4. Step 4: Simplify right side
    545,748,045.30x = 178,509,976,290,244,000
  5. Step 5: Solve for x
    x = 178,509,976,290,244,000/545,748,045.30
  6. Step 6: Final answer
    x = 327,092,287.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.